Final answer:
Antecedent conditions are the situational characteristics that a consumer brings to a particular environment, and they can influence their information processing, purchase, or consumption decisions.
Step-by-step explanation:
The situational characteristics that a consumer brings to a particular information processing, purchase, or consumption environment are referred to as antecedent conditions. These conditions can include factors such as the consumer's mood, physical surroundings, social context, and time constraints. For example, a consumer may be more likely to make impulsive purchases if they are in a rush or feeling happy.